package com.qk.mapper;

import com.qk.entity.Course;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface CourseMapper {
    List<Course> page(String name, Integer subject, Integer target);

    @Delete("delete from course where id = #{id}")
    void delectById(Integer id);

    @Insert("insert into course(subject, name, price, target, description, create_time, update_time)" +
            " value (#{subject},#{name},#{price},#{target},#{description},#{createTime},#{updateTime})")
    void add(Course course);

    @Select("select * from course where id = #{id}")
    Course getById(Integer id);

    @Select("select * from course")
    List<Course> getList();

    void update(Course course);

    @Select("select * from course where subject = #{subject};")
    List<Course> getBySub(Integer subject);
}
